Lock escutcheon



FIG. 1 is a perspective view of a lock escutcheon showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line showing of multiple openings and surface features is included for the purpose of illustrating portions of the lock escutcheon and forms no part of the claimed design. 

The ornamental design for a lock escutcheon, as shown and described. 